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Expose the "types" typedef of boost::optional_detail::operator_base as

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public, rather than protected, since Spirit pokes at this typedef. 


[SVN r61832]
This commit is contained in:
Douglas Gregor
2010-05-06 21:44:18 +00:00
parent a63dbe0f14
commit 16f0a0aaaf
1 changed files with 2 additions and 0 deletions
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include/boost/optional/optional.hpp
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@ -173,8 +173,10 @@ class optional_base : public optional_tag
typedef BOOST_DEDUCED_TYPENAME is_reference<T>::type is_reference_predicate ;
public:
typedef BOOST_DEDUCED_TYPENAME mpl::if_<is_reference_predicate,types_when_ref,types_when_not_ref>::type types ;
protected:
typedef bool (this_type::*unspecified_bool_type)() const;
typedef BOOST_DEDUCED_TYPENAME types::reference_type reference_type ;